28990108 is an even 8-digits composite number following 28990107
and preceding 28990109 . In scientific notation, it is written as 2.8990108 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 12424320 positive integers (up to 28990108) that are relatively prime to 28990108.
28990108 has 12 divisors, whose sum is 57980272
The reverse of 28990108 is 80109982
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million nine hundred ninety thousand one hundred eight
Scientific notation
2.8990108 × 10^7
Engineering notation
2.8990108 × 10^6
Prime Factorization
2 × 2 × 7 × 1035361
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
14495054
Product of the distinct prime numbers
The prime factorization of 28990108 is 2 × 2 × 7 × 1035361.
Since it has a total of 4 prime factors.
10 , 3 , 89 , 44 , 779 , 151 , 898 , 5079 , 15425 , 47529 , 238002 , 65583 , 9107545 , 7547124 , 34572127 , 89443707 , 412709566 , 94631624 , 3613717644 , 4323569136
n×2
57980216
n×3
86970324
n×4
115960432
n×5
144950540
n÷2
14495054
n÷3
9663369.3333333
n÷3
7247527
n÷5
5798021.6
n2
840426361851664
n3
2.4364050996127E+22
n4
7.0631646969522E+29
n5
2.0476190738643E+37
2 √n
5384.246279657
3 √n
307.19674600051
4 √n
73.377423501081
5 √n
31.07777847364
1 , 2 , 4 , 7 , 14 , 28 , 1035361 , 2070722 , 4141444 , 7247527 , 14495054 , 28990108
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28990107
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28990108 can be divided by 12 positive divisors.
The sum of these divisors (counting 28990108) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101110100101101010011100
3
Ternary
2000112211221201
4
Quaternary
1232211222130
5
Quinary
24410140413
6
Senary
2513205244
8
Octal
156455234
10
Decimal
28990108
12
Duodecimal
9860824
16
Hexadecimal
1ba5a9c
20
Vigesimal
913f58
36
Base36
h9cws
md5
38f56a0883b9e42e8a358b08bb760948
sha1
91a1ade7e1c6479503b8ccf5ef553a055942fd74
sha256
224cfdd6c2bd57e7da7671ab541fff1a5a6e58c66a4eaf2f508c44fac9d02eb7
sha512
1f7c64ef401a86fb055f2d710469789ff0bd19d2de668f6d70a4842819f14f34ff115b49b246681442707f10b5bf4ce017c8d47628d5edf6241c11e49e11a271
ripemd-160
804556d3b9b51a375c8c70bd880e31738de58d17
Diameter
57980216
Circumference
182150220.63915
Area
2.6402772842764E+15
Volume
1.0205589816149E+23
Surface area
1.0561109137106E+16
Circumference
182150220.63915
Perimeter
115960432
Area
840426361851664
Diagonal
40998203.908261
Surface area
5042558171109984
Volume
2.4364050996127E+22
Space diagonal
50212339.972909
Perimeter
86970324
Area
3.6391528968684E+14
Altitude
25106169.986454
Surface area
3.6391528968684E+14
Volume
2.8713309460894E+21
Height
13666067.96942